About the mouse:
please kindly follow up the steps to learn how to use the mouse.
1:you should turn back the item and find the battery space,please take off the cover,and put two batteries(1.5V AAA) in it. please make sure you put the battery in the hole in a right way,then turn on the "on"? button,normally the mouse will light on. if not,please check the battery whether you are putting in a right way.

2:look at the bottom of the mouse near the battery hole,you could find the usb receiver, please take out the usb receiver, if you take out the usb receiver ,it will be a hole here. if you still not find the receive this picture may help you to find the receive.

3.the most of important, you should plug your usb receiver in your computer, wait for a moment there are two situations appearing maybe: it will operate normally. the mouse will light on, and your computer catch the signals from the usb then you can use the mouse smoothly on the other hand, and maybe it will appear nothing. at this time, please do not worry. check the port on your computer, maybe it is loose, not fit for the usb, please kindly change for another port on your computer it will make sense.?

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